EP4411752A4 - Method for measuring the deflection of a nuclear reactor fuel channel - Google Patents

Method for measuring the deflection of a nuclear reactor fuel channel

Info

Publication number
EP4411752A4
EP4411752A4 EP21959589.9A EP21959589A EP4411752A4 EP 4411752 A4 EP4411752 A4 EP 4411752A4 EP 21959589 A EP21959589 A EP 21959589A EP 4411752 A4 EP4411752 A4 EP 4411752A4
Authority
EP
European Patent Office
Prior art keywords
deflection
measuring
nuclear reactor
fuel channel
reactor fuel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21959589.9A
Other languages
German (de)
French (fr)
Other versions
EP4411752A1 (en
Inventor
Artyom Nikolaevich Fedorov
Alexandr Alexandrovich Podosinnikov
Maksim Alekseevich Stepanov
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Science and Innovations JSC
Rosenergoatom JSC
Original Assignee
Science and Innovations JSC
Rosenergoatom JSC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Science and Innovations JSC, Rosenergoatom JSC filed Critical Science and Innovations JSC
Publication of EP4411752A1 publication Critical patent/EP4411752A1/en
Publication of EP4411752A4 publication Critical patent/EP4411752A4/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
    • G01B11/161—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge by interferometric means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • G21C17/017—Inspection or maintenance of pipe-lines or tubes in nuclear installations
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • G21C17/06—Devices or arrangements for monitoring or testing fuel or fuel elements outside the reactor core, e.g. for burn-up, for contamination
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
    • G21C19/20—Arrangements for introducing objects into the pressure vessel; Arrangements for handling objects within the pressure vessel; Arrangements for removing objects from the pressure vessel
    • G21C19/207—Assembling, maintenance or repair of reactor components
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Length Measuring Devices By Optical Means (AREA)
EP21959589.9A 2021-09-29 2021-12-08 Method for measuring the deflection of a nuclear reactor fuel channel Pending EP4411752A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2021128446A RU2768260C1 (en) 2021-09-29 2021-09-29 Method for measuring the deflection of the technological channel of a nuclear reactor
PCT/RU2021/000549 WO2023055251A1 (en) 2021-09-29 2021-12-08 Method of measuring bending of a nuclear reactor fuel channel

Publications (2)

Publication Number Publication Date
EP4411752A1 EP4411752A1 (en) 2024-08-07
EP4411752A4 true EP4411752A4 (en) 2025-07-23

Family

ID=80819800

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21959589.9A Pending EP4411752A4 (en) 2021-09-29 2021-12-08 Method for measuring the deflection of a nuclear reactor fuel channel

Country Status (10)

Country Link
US (1) US20240401934A1 (en)
EP (1) EP4411752A4 (en)
JP (1) JP2024537597A (en)
KR (1) KR20240032053A (en)
CN (1) CN117769748A (en)
CA (1) CA3225720A1 (en)
JO (1) JOP20240073A1 (en)
RU (1) RU2768260C1 (en)
WO (1) WO2023055251A1 (en)
ZA (1) ZA202400705B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240032881A (en) * 2021-09-29 2024-03-12 조인트 스탁 컴퍼니 “로제네르고아톰” Reactor Technology Channel Curvature Measurement Method
CA3225719A1 (en) * 2021-09-29 2023-04-06 Artyom Nikolaevich FEDOROV Device for measuring bending of an elongate vertically oriented channel
CN119783314B (en) * 2024-11-21 2025-10-24 中广核研究院有限公司 Interference analysis method and device for nuclear reactor model

Citations (2)

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Publication number Priority date Publication date Assignee Title
RU2494344C1 (en) * 2012-02-17 2013-09-27 Открытое акционерное общество "Опытное Конструкторское Бюро Машиностроения имени И.И. Африкантова" (ОАО "ОКБМ Африкантов") Device for measurement of deviations from vertical
RU2626301C1 (en) * 2016-11-15 2017-07-25 Общество с ограниченной ответственностью "Пролог" Method of measuring technological channel curvature of rbmk-type nuclear reactor and device for its implementation

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JPS63259508A (en) * 1987-04-17 1988-10-26 Hitachi Ltd Fiberscope and method for measuring the gap between rods using it
JP3001652B2 (en) * 1991-02-07 2000-01-24 株式会社東芝 In-fuel assembly observation device
US5301001A (en) * 1992-02-12 1994-04-05 Center For Innovative Technology Extrinsic fiber optic displacement sensors and displacement sensing systems
SE9500512L (en) * 1995-02-13 1996-07-22 Reflex Instr Ab Apparatus for determining the curvature of an elongated channel such as a borehole in rock
US5594819A (en) * 1995-07-26 1997-01-14 Electric Power Research Institute Field-mountable fiber optic sensors for long term strain monitoring in hostile environments
RU2246144C2 (en) * 2003-04-07 2005-02-10 Смоленская атомная электростанция Method and device for checking gas gap in process channel of uranium-graphite reactor
RU2361173C2 (en) * 2007-08-13 2009-07-10 Открытое акционерное общество "Сибирский химический комбинат" Device for controlling bending of reactor fuel channels
RU2371575C1 (en) * 2008-04-24 2009-10-27 Государственное образовательное учреждение высшего профессионального образования Читинский государственный университет (ЧитГУ) Device for checking of well curving
CN101368978B (en) * 2008-10-07 2010-10-06 哈尔滨工程大学 Dual-core optical fiber integrated accelerometer and measurement method
DE102009047760A1 (en) * 2009-11-12 2011-06-09 Areva Np Gmbh Method and device for determining the deformation of a fuel element of a pressurized water reactor
FR3045833B1 (en) * 2015-12-18 2018-02-09 Electricite De France DEVICE FOR MONITORING AND MEASURING WELDING DEFECTS OF A CYLINDRICAL WALL AND METHOD USING SAME
FR3058778B1 (en) * 2016-11-15 2020-07-31 Areva Np UNDERWATER LIGHTING DEVICE FOR THE VISUAL INSPECTION OF A NUCLEAR REACTOR EQUIPMENT AND ASSOCIATED PROCESS
KR101896850B1 (en) * 2017-12-07 2018-09-07 한전케이피에스 주식회사 Inspection system for penetration of reactor head and inspection method using thereof
RU2726038C1 (en) * 2019-11-12 2020-07-08 Федеральное государственное бюджетное учреждение науки Пермский федеральный исследовательский центр Уральского отделения Российской академии наук Method for non-destructive testing of structures from composite material
RU2738751C1 (en) * 2020-07-01 2020-12-16 Общество с ограниченной ответственностью Научно-производственная фирма "Сосны" Method of ultrasonic inspection of parameters of molding of fuel assemblies of nuclear reactors
KR20240032881A (en) * 2021-09-29 2024-03-12 조인트 스탁 컴퍼니 “로제네르고아톰” Reactor Technology Channel Curvature Measurement Method
CA3225719A1 (en) * 2021-09-29 2023-04-06 Artyom Nikolaevich FEDOROV Device for measuring bending of an elongate vertically oriented channel

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2494344C1 (en) * 2012-02-17 2013-09-27 Открытое акционерное общество "Опытное Конструкторское Бюро Машиностроения имени И.И. Африкантова" (ОАО "ОКБМ Африкантов") Device for measurement of deviations from vertical
RU2626301C1 (en) * 2016-11-15 2017-07-25 Общество с ограниченной ответственностью "Пролог" Method of measuring technological channel curvature of rbmk-type nuclear reactor and device for its implementation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023055251A1 *

Also Published As

Publication number Publication date
RU2768260C1 (en) 2022-03-23
EP4411752A1 (en) 2024-08-07
CA3225720A1 (en) 2023-04-06
JP2024537597A (en) 2024-10-16
WO2023055251A1 (en) 2023-04-06
KR20240032053A (en) 2024-03-08
US20240401934A1 (en) 2024-12-05
ZA202400705B (en) 2024-08-28
CN117769748A (en) 2024-03-26
JOP20240073A1 (en) 2024-03-31

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